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    Round red cells on plain background, digital illustration. — Stock Photo
    Round red cells on plain background, digital illustration.
    Close-up of pipetting blood into sample pot of clear liquid. — Stock Photo
    Close-up of pipetting blood into sample pot of clear liquid.
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Narrowed blood vessel, computer illustration. — Stock Photo
    Narrowed blood vessel, computer illustration.
    Trypanosoma brucei protozoan — Stock Photo
    Trypanosoma brucei protozoan
    Red blood cells flowing inside an artery — Stock Photo
    Red blood cells flowing inside an artery
    Normal red blood cells — Stock Photo
    Normal red blood cells
    Plasmodium ovale protozoan parasites and red blood cell in flow, computer illustration. — Stock Photo
    Plasmodium ovale protozoan parasites and red blood cell in flow, computer illustration.
    White blood cell — Stock Photo
    White blood cell
    Active platelets in human blood with erythrocytes and leukocytes, computer illustration. — Stock Photo
    Active platelets in human blood with erythrocytes and leukocytes, computer illustration.
    Petri dishes for DNA sequencing, close-up. — Stock Photo
    Petri dishes for DNA sequencing, close-up.
    Healthy red blood cells — Stock Photo
    Healthy red blood cells
    Blood stream and artery walls — Stock Photo
    Blood stream and artery walls
    Red blood cells — Stock Photo
    Red blood cells
    Virus particles in blood stream, digital illustration. — Stock Photo
    Virus particles in blood stream, digital illustration.
    Protozoa Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration. — Stock Photo
    Protozoa Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration.
    Virus particles spreading through blood stream — Stock Photo
    Virus particles spreading through blood stream
    Blood red oranges — Stock Photo
    Blood red oranges
    Colored carotid artery, medical doppler ultrasound scan. — Stock Photo
    Colored carotid artery, medical doppler ultrasound scan.
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration. — Stock Photo
    Plasmodium ovale protozoan parasite and red blood cell in flow, computer illustration.
    Immune response to cancer — Stock Photo
    Immune response to cancer
    Bacteria amidst blood cells in blood vessel, digital illustration. — Stock Photo
    Bacteria amidst blood cells in blood vessel, digital illustration.
    Plasmodium vivax protozoa inside blood vessel, digital illustration. — Stock Photo
    Plasmodium vivax protozoa inside blood vessel, digital illustration.
    Red blood cells and blood vessel — Stock Photo
    Red blood cells and blood vessel
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    Dead, dying and healthy red blood cells, conceptual digital illustration. — Stock Photo
    Dead, dying and healthy red blood cells, conceptual digital illustration.
    Coronavirus infection, conceptual illustration. — Stock Photo
    Coronavirus infection, conceptual illustration.
    Illustration of a blood clot in damaged blood vessel made of red blood cells, platelets and fibrin protein strands. — Stock Photo
    Illustration of a blood clot in damaged blood vessel made of red blood cells, platelets and fibrin protein strands.
    Red and white blood cells aggregating — Stock Photo
    Red and white blood cells aggregating
    Healthy red and white blood cells — Stock Photo
    Healthy red and white blood cells
    Top view a decorative sanguine fruit and green leaves in a dishes — Stock Photo
    Top view a decorative sanguine fruit and green leaves in a dishes
    Digital artwork of T-lymphocyte cells attacking red cancer cell. — Stock Photo
    Digital artwork of T-lymphocyte cells attacking red cancer cell.
    Visual render of Human skin anatomy — Stock Photo
    Visual render of Human skin anatomy
    Hand of butcher slicing meat at butchers shop — Stock Photo
    Hand of butcher slicing meat at butchers shop
    Platelets in human blood, computer illustration. — Stock Photo
    Platelets in human blood, computer illustration.
    Colored scanning electron micrograph of red blood cells. — Stock Photo
    Colored scanning electron micrograph of red blood cells.
    Leukaemia blood cells — Stock Photo
    Leukaemia blood cells
    Nanoparticles in blood — Stock Photo
    Nanoparticles in blood
    Plasmodium malariae protozoan inside red blood cells in the ring-form trophozoite stage, computer illustration — Stock Photo
    Plasmodium malariae protozoan inside red blood cells in the ring-form trophozoite stage, computer illustration
    Red blood cells in a blood vessel — Stock Photo
    Red blood cells in a blood vessel
    Plasmodium malariae protozoa in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoa in blood vessel, computer illustration.
    Human artery showing artery walls and bloodstream — Stock Photo
    Human artery showing artery walls and bloodstream
    Digital artwork of white blood cells attacking red illuminated cancer cell. — Stock Photo
    Digital artwork of white blood cells attacking red illuminated cancer cell.
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration. — Stock Photo
    Protozoan Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration.
    Plasmodium vivax protozoa inside blood vessel, digital illustration. — Stock Photo
    Plasmodium vivax protozoa inside blood vessel, digital illustration.
    Coloured scanning electron micrograph (SEM) of a sectioned artery containing red blood cells (erythrocytes, red). — Stock Photo
    Coloured scanning electron micrograph (SEM) of a sectioned artery containing red blood cells (erythrocytes, red).
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Rotavirus virus particles in the bloodstream — Stock Photo
    Rotavirus virus particles in the bloodstream
    Human blood cells, light micrograph. — Stock Photo
    Human blood cells, light micrograph.
    Crop shot of tattooed hand holding photo camera with thick dark blood running down on black background — Stock Photo
    Crop shot of tattooed hand holding photo camera with thick dark blood running down on black background
    Coloured transmission electron micrograph (TEM) of a transverse section through an artery. — Stock Photo
    Coloured transmission electron micrograph (TEM) of a transverse section through an artery.
    Abstract blood vessel with white and red blood cells, digital illustration. — Stock Photo
    Abstract blood vessel with white and red blood cells, digital illustration.
    Illustration of human silhouette with inflamed heart. — Stock Photo
    Illustration of human silhouette with inflamed heart.
    Plasmodium malariae protozoan and red blood cells in blood vessel, computer illustration. — Stock Photo
    Plasmodium malariae protozoan and red blood cells in blood vessel, computer illustration.
    Red blood cells and white blood cells — Stock Photo
    Red blood cells and white blood cells
    Coronavirus infection, conceptual illustration. — Stock Photo
    Coronavirus infection, conceptual illustration.
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration. — Stock Photo
    Erythrocytes and leukocytes blood cells in human blood vessel, digital illustration.
    Protozoa Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration. — Stock Photo
    Protozoa Plasmodium falciparum, causative agent of tropical malaria in red blood cells, digital illustration.
    Light micrograph of human red blood cells (erythrocytes), with two unidentified white blood cells (leucocytes) near the centre. — Stock Photo
    Light micrograph of human red blood cells (erythrocytes), with two unidentified white blood cells (leucocytes) near the centre.